コンパイル時のエラーMQTT Pythonクライアント

MQTTブローカー（Mosquitto）をRaspberryにインストールし、クライアント（Paho Client Python）をインストールしますが、クライアントを起動しようとしましたが、私のファイルをコンパイルするときにこのエラーが発生します。コンパイル時のエラーMQTT Pythonクライアント

File "client_mqtt.py", line 38, in <module> 
 
    client = mqtt.client() 
 
AttributeError: 'module' object has no attribute 'client'

私の完全なファイルは

import paho.mqtt.client as mqtt 
import sys 

#definicoes: 
Broker   = "localhost" 
username   = "mosquitto" 
password   = "mqtt" 
PortaBroker  = 1883 
KeepAliveBroker = 60 
client_name  = "Local" 

topic_casa = "casa" 
topic_mcu = "mcu" 


#Callback - conexao ao broker realizada 
def on_connect(client, userdata, flags, rc): 
    print("[STATUS] Conectado ao Broker. Resultado de conexao: "+str(rc)) 
    client.subscribe(topic_mcu) 
    client.subscribe(topic_casa) 


#Callback - mensagem recebida do broker 
def on_message(client, userdata, msg): 
    MensagemRecebida = str(msg.payload) 

    print("[MSG RECEBIDA] Topico: "+msg.topic+"/Mensagem: "+MensagemRecebida) 


def on_disconnect(client, userdata, rc): 
    if rc != 0: 
     print("Unexpected disconnection.") 

#programa principal: 
try: 
     print("[STATUS] Inicializando MQTT...") 
     #inicializa MQTT: 
     client = mqtt.Client() 
     client.username_pw_set(username, password) 
     client.on_connect  = on_connect 
     client.on_message  = on_message 
     client.on_disconnect = on_disconnect 

     client.connect(Broker, PortaBroker, KeepAliveBroker) 
     client.loop_forever() 
except KeyboardInterrupt: 
     print "\nCtrl+C pressionado, encerrando aplicacao e saindo..." 
     sys.exit(0)

出典

2017-12-12 Berdam Cavaletti